Food warmer



FIG. 1 is a left and front perspective view of a food warmer showing my new design, with the cover shown in the open position;

FIG. 2 is a left and front perspective view with the cover shown in the closed position;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a front elevational view;

FIG. 6 is a right side elevational view, the left side being a mirror image thereof; and,

FIG. 7 is a bottom plan view.

The broken line showing in FIGS. 1, 2, 5 and 6 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a food warmer, as shown and described. 